Using the airports own monthly figures, the moving annual terminal passengers are:
dom 02,232,478 -01.11%
int 11,926,622 +12.38%
cht 04,990,781 -06.97%
pvt 00,005,010 +72.70%
tot 19,154,981 +05.03%
i.e. reverse the plus and minus signs on what they've issued and you end up with the correct figures.